77 datasets found
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Federal
Terrestrial Condition Assessment (TCA) Alaska Drought (Map Service)
Department of Agriculture —
Direct Download (Raster Data Gateway)Objective: Characterize recent drought severity in Alaska. Data: The indicator represents drought severity as a weighted sum of... -
Federal
Terrestrial Condition Assessment (TCA) Grassland Encroachment (Map Service)
Department of Agriculture —
The indicator uses areas identified as grasslands using LANDFIRE�s Biophysical Settings (BpS) raster dataset (US_140BPS_20180618) along with a cross-walk based on... -
Federal
Terrestrial Condition Assessment (TCA) Alaska Tree Mortality 6 to 10 years (Image Service)
Department of Agriculture —
Direct Download (Raster Data Gateway)Objective: Characterize recent impacts to terrestrial ecosystems due to outbreaks of major invasive, non-native, and native... -
Federal
Terrestrial Condition Assessment (TCA) Fire Deficit
Department of Agriculture —
Direct Download (Raster Data Gateway)Objective: Identify ecosystems that have a significant proportion of their area burning less frequently than what occurred under... -
Federal
Terrestrial Condition Assessment (TCA) Wildfire Hazard Potential High (Map Service)
Department of Agriculture —
The 2023 Wildland Hazard Potential (WHP) represents areas of significant fuel buildup. The WHP is a raster geospatial product produced by the USFS Fire Modeling... -
Federal
Terrestrial Condition Assessment (TCA) Ozone - Acute
Department of Agriculture —
Direct Download (Raster Data Gateway)Objective: Assess impacts to vegetation from acute exposure to ozone (O3) during the growing season (April to September).Data:... -
Federal
Terrestrial Condition Assessment (TCA) Alaska Climate Exposure Temperature Winter (Map Service)
Department of Agriculture —
The difference in Winter temperature (F) between the reference time period of 1980-2014 and the current time period 2015-2019. Winter months include December,... -
Federal
Terrestrial Condition Assessment (TCA) Tree Mortality 6 to 10 years (Map Service)
Department of Agriculture —
Data are derived from 2010-2014 (6-10 years) aerial detection surveys for tree defoliation and mortality from the USFS Forest Health Assessment and Applied Sciences... -
Federal
Terrestrial Condition Assessment (TCA) Wildfire Hazard Potential - High/Very High
Department of Agriculture —
Direct Download (Raster Data Gateway)Objective: Identify areas where significant fuel buildup has occurred due to fire suppression, extensive mortality due to natural... -
Federal
Terrestrial Condition Assessment (TCA) Wildfire Hazard Potential - Moderate
Department of Agriculture —
Direct Download (Raster Data Gateway)Objective: Identify areas where significant fuel buildup has occurred due to fire suppression, extensive mortality due to natural... -
Federal
Terrestrial Condition Assessment (TCA) Alaska Tree Mortality 6 to 10 years (Map Service)
Department of Agriculture —
The percent area of a landscape analysis unit that has been identified as having tree mortality or defoliation 3 out of 5 years from USFS Forest Health Areal... -
Federal
Terrestrial Condition Assessment (TCA) Climate Exposure Precipitation Winter (Map Service)
Department of Agriculture —
The difference in Winter precipitation (in) between the reference time period of 1900-2014 and the current time period 2015-2019. Winter months include December,... -
Federal
Terrestrial Condition Assessment (TCA) Wildfire Hazard Potential Fire Regime Groups 1 and 2 (Map Service)
Department of Agriculture —
The 2018 Wildland Hazard Potential (WHP) represents areas of uncharacteristic fuel buildup. The WFP is a raster geospatial product produced by the USFS Fire Modeling... -
Federal
Terrestrial Condition Assessment (TCA) Nitrogen Deposition (Map Service)
Department of Agriculture —
The average atmospheric deposition of nitrogen from 2015-2017 to 2016-2018 within a landscape analysis unit. -
Federal
Terrestrial Condition Assessment (TCA) Alaska Fire Deficit (Image Service)
Department of Agriculture —
Direct Download (Raster Data Gateway)Objective: Identify ecosystems that have a significant proportion of their area burning less frequently than what occurred under... -
Federal
Terrestrial Condition Assessment (TCA) Uncharacteristic Fire Severity Moderate (Map Service)
Department of Agriculture —
The LANDFIRE Percent Mixed-Severity Fire (PMS) raster dataset (LF US_120_PMS) was combined with the Monitoring Trends in Burn Severity (MTBS) data (1984-2017) to... -
Federal
Terrestrial Condition Assessment (TCA) Vegetation Departure (Map Service)
Department of Agriculture —
Departure is calculated as: Departure = 100 ? Similaritywhere Similarity = a??? (min(Ai,Bi)) over all classes i,...nThe vegetation departure value represents the...
77 datasets found